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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Acid Yellow 219 |
| Synonyms: | C.I.AcidYellow219;Chromalon Yellow 4R-KLW;Nylosan Yellow E-RM;Simacid Yellow 24891;Taigalan Yellow NWT;Tectilon Yellow 4R;Triacid Fast Yellow 3RL;C.I.Acid yellow 219 acid yellow 219 |
| CAS: | 71819-57-3 |
| MF: | C20H17N4NaO5S |
| MW: | 0 |
| EINECS: | |
| Product Categories: | Dyes and Pigments |
| Mol File: | Mol File |
| EPA Substance Registry System | C.I. Acid Yellow 219 (71819-57-3) |
| Preparation | 3-Aminobenzenesulfonic acid diazo, and (2-Methoxyphenylamino)methanesulfonic acid?coupling, remove a sulfonic acid hydrolysis base, its product to diazo, coupled with phenol, then the etherification. | |||||||||||||||||||||||
red light yellow. Orange powder, soluble in water. Mainly used for wool, polyamide fiber dyeing and printing.
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Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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